* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
   
    --bg-primary: #353e5b;
    --bg-secondary: #252b3b;
    --bg-tertiary: #2d3548;
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: #3d4556;
    --shadow: rgba(0, 0, 0, 0.3);
    --header-height-top: 70px;
    --header-height-nav: 50px;
}

body[data-theme="light"] {
  
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --accent: #3b82f6;
    --accent-hover: #2563eb;
    --border-color: #e2e8f0;
    --shadow: rgba(0, 0, 0, 0.1);
}

body[data-theme="blue"] {
  
    --bg-primary: #ffffff;
    --bg-secondary: #cce5ff;
    --bg-tertiary: #eaf2ff; 

    --text-primary: #0a1f44; 
    --text-secondary: #5a6b8c; 

    --accent: #1e7fd9; 
    --accent-hover: #156ec0; 

    --border-color: #d0e3ff; 
    --shadow: rgba(30, 127, 217, 0.15); 
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}


.header-top {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid black;
    z-index: 1000;
    box-shadow: 0 2px 8px var(--shadow);
    height: var(--header-height-top);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    height: 100%;
    max-width: 1400px;
    margin: 0 auto;
    gap: 2rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
    white-space: nowrap;
    flex-shrink: 0;
}

    .logo i {
        color: var(--accent);
        font-size: 1.8rem;
    }

    .logo span {
        font-family: "Monotype Corsiva", "Great Vibes", cursive;
    }

        .logo span:hover {
            color: var(--text-secondary);
        }

.search-box {
    flex: 1;
    max-width: 600px;
    display: flex;
    align-items: center;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 25px;
    overflow: hidden;
    transition: all 0.3s ease;
}

    .search-box:focus-within {
        border-color: var(--accent);
        box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    }

    .search-box input {
        flex: 1;
        background: none;
        border: none;
        color: var(--text-primary);
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
        outline: none;
    }

        .search-box input::placeholder {
            color: var(--text-secondary);
        }

.search-btn {
    background: none;
    border: none;
    color: var(--text-secondary);
    padding: 0.75rem 1.25rem;
    cursor: pointer;
    transition: color 0.3s ease;
}

    .search-btn:hover {
        color: var(--accent);
    }

.header-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.icon-btn {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.2rem;
    cursor: pointer;
    padding: 0.6rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

    .icon-btn:hover {
        background-color: var(--bg-tertiary);
        color: var(--accent);
    }

.badge {
    position: absolute;
    top: 0;
    right: 0;
    background-color: #ef4444;
    color: white;
    font-size: 0.7rem;
    padding: 0.15rem 0.4rem;
    border-radius: 10px;
    font-weight: 600;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0.5rem;
}

/* ======================== */
/* Header Navigation        */
/* ======================== */
.header-nav {
    position: fixed;
    top: var(--header-height-top);
    left: 0;
    right: 0;
    background-color: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    z-index: 999;
    height: var(--header-height-nav);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
}

.nav-menu {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    height: 100%;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.25rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    white-space: nowrap;
}

    .nav-link:hover {
        background-color: var(--bg-tertiary);
        color: var(--accent);
    }

    .nav-link i {
        font-size: 1rem;
    }

/* Dropdown Menu */
.dropdown {
    position: relative;
}

    .dropdown .nav-link {
        gap: 0.5rem;
    }

        .dropdown .nav-link .fa-chevron-down {
            font-size: 0.75rem;
            transition: transform 0.3s ease;
        }

    .dropdown:hover .nav-link .fa-chevron-down {
        transform: rotate(180deg);
    }

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 4px 15px var(--shadow);
    min-width: 220px;
    padding: 0.5rem 0;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.25s ease;
    z-index: 1100;
    margin-top: 0.5rem;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1.25rem;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    transition: all 0.2s ease;
}

    .dropdown-item:hover {
        background-color: var(--bg-tertiary);
        color: var(--accent);
    }

    .dropdown-item i {
        width: 20px;
        text-align: center;
    }

/* ======================== */
/* Main Content             */
/* ======================== */
.main-content {
    margin-top: calc(var(--header-height-top) + var(--header-height-nav));
    min-height: calc(100vh - var(--header-height-top) - var(--header-height-nav));
    background-color: var(--bg-primary);
}

.content-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: 2rem;
}

.subtitle {
    color: var(--text-secondary);
    margin-top: 1rem;
    font-size: 1rem;
}

.content-section {
    margin-top: 2rem;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
}

/* ======================== */
/* Product Grid (Keep old) */
/* ======================== */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.product-card {
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 15px var(--shadow);
}

    .product-card:hover {
        transform: translateY(-5px);
        box-shadow: 0 8px 25px var(--shadow);
    }

.product-image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: fill;
}

.product-content {
    padding: 1.2rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.product-name {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.product-price {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 0.75rem;
}

.product-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    flex-grow: 1;
    margin-bottom: 1rem;
}

    .product-description ul {
        list-style: inherit;
        padding-left: 1.2rem;
    }

.product-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: auto;
}

    .product-actions .btn {
        flex-grow: 1;
        padding: 0.75rem 1rem;
        border: none;
        border-radius: 8px;
        font-weight: 600;
        cursor: pointer;
        transition: all 0.2s ease;
        text-align: center;
        font-size: 0.9rem;
    }

        .product-actions .btn:hover {
            transform: scale(1.03);
        }

.btn-add-cart {
    background-color: var(--accent);
    color: white;
}

    .btn-add-cart:hover {
        background-color: var(--accent-hover);
    }

.btn-buy-now {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    flex-grow: 0;
    padding: 0.75rem;
    width: 50px;
}

    .btn-buy-now:hover {
        background-color: var(--accent);
        color: white;
    }

/* ======================== */
/* Mobile Overlay           */
/* ======================== */
.mobile-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

    .mobile-overlay.active {
        display: block;
        opacity: 1;
    }

/* ======================== */
/* Responsive Design        */
/* ======================== */
@media (max-width: 1024px) {
    .header-container {
        padding: 0 1.5rem;
        gap: 1.5rem;
    }

    .nav-container {
        padding: 0 1.5rem;
    }

    .search-box {
        max-width: 400px;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 0 1rem;
        gap: 1rem;
    }

    .search-box {
        display: none;
    }

    .mobile-menu-toggle {
        display: block;
    }

    .header-nav {
        position: fixed;
        top: 0;
        left: 0;
        width: 280px;
        height: 100vh;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        border-right: 1px solid var(--border-color);
        border-bottom: none;
    }

        .header-nav.active {
            transform: translateX(0);
        }

    .nav-container {
        padding: 1rem;
        height: 100%;
        overflow-y: auto;
    }

    .nav-menu {
        flex-direction: column;
        align-items: stretch;
        gap: 0.5rem;
        padding-top: var(--header-height-top);
    }

    .nav-link {
        padding: 1rem 1.25rem;
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        border: none;
        border-left: 2px solid var(--accent);
        margin: 0.5rem 0 0.5rem 1rem;
        padding: 0;
        background-color: transparent;
    }

    .dropdown .nav-link .fa-chevron-down {
        transform: rotate(0);
    }

    .dropdown.active .nav-link .fa-chevron-down {
        transform: rotate(180deg);
    }

    .dropdown-menu {
        display: none;
    }

    .dropdown.active .dropdown-menu {
        display: block;
    }

    .main-content {
        margin-top: var(--header-height-top);
    }

    .content-wrapper {
        padding: 1rem;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 0.75rem;
    }

    .logo {
        font-size: 1.25rem;
    }

        .logo i {
            font-size: 1.5rem;
        }

    .icon-btn {
        font-size: 1.1rem;
        padding: 0.5rem;
    }

    .header-actions {
        gap: 0.5rem;
    }

    .product-grid {
        grid-template-columns: 1fr;
    }
}

/* Scrollbar Styling */
.nav-container::-webkit-scrollbar {
    width: 6px;
}

.nav-container::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.nav-container::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 3px;
}

    .nav-container::-webkit-scrollbar-thumb:hover {
        background: var(--accent);
    }